Answers

2015-09-22T17:04:49+08:00
Digestion involves the breakdown of food into smaller and smaller components which can be absorbed and assimilated into the body

Mouth-  is the first part of gastrointestinal tract
Salivary Glands- mainly serve the digestive process
Salivafunctions initially in the digestive system to moisten and soften food into the   formation of a bolus.
Tongue- first sensory information is recieved
Taste
Taste is a form of chemoreception that takes place in the specialised   receptors of taste cells
Teeth
They are made of a bone-like material called dentin
Epiglottis
 is a flap that is made of elastic cartillage and attached to the entrance   of the larynx
Pharynx
is a part of the conducting zone of the respiratory system and also a part   of the digestive system

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